新概念英语第二册第82课the fish,which has since been sent to a museum where it is being examined by a scientist,is called an oarfish.这里面的since在这里是作什么用?难道在这句话里翻译成"自从",这里为什么是用现在完成时?

问题描述:

新概念英语第二册第82课
the fish,which has since been sent to a museum where it is being examined by a scientist,is called an oarfish.
这里面的since在这里是作什么用?难道在这句话里翻译成"自从",这里为什么是用现在完成时?

since作成分。自从被送到博物馆就被称作oarfish. 现在完成时表客观。

现在完成时态的两种基本用法:since + 点时间,for + 一段时间
这里就是说自从那时候起,就被送到博物馆去了.
----------雷式小雨(博客)